var myUL = document.getElementById("long");
var liArr = document.getElementsByTagName("span");
for(var i = 0; i < liArr.length; i++) {
	liArr[i].onmouseover = function() {
		var thisChildren = this.children;
		if(thisChildren.length > 0) {
			thisChildren[0].style.color = "yellow";
		}
		if(thisChildren.length > 2) {
			thisChildren[2].style.display = "block";
		}
	}
	liArr[i].onmouseout = function() {
		var thisChildren = this.children;
		if(thisChildren.length > 0) {
			thisChildren[0].style.color = "white";
		}
		if(thisChildren.length > 2) {
			thisChildren[2].style.display = "none";
		}
	}
}

//左图轮播图
setInterval(function() {
	if($("#bigone").css("opacity") == 1) {
		$("#bigone").animate({
			opacity: 0
		}, 1000)
		$("#bigtwo").animate({
			opacity: 1
		}, 1000)
	} else {
		$("#bigone").animate({
			opacity: 1
		}, 1000)
		$("#bigtwo").animate({
			opacity: 0
		}, 1000)
		}
	},6000);
	
	
